"An official announcement from the Ministry of Agriculture is expected at 2pm this afternoon," Magagula told the African News Agency (ANA) from Mbabane on Tuesday morning.

"We began withdrawing the meat products contaminated with listeria as soon as we were informed of developments from the South African authorities and have been busy outlining a list of health procedures and warnings since Sunday," he said, adding that the outbreak of listeria had made big news in the Swazi media.